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#include <Graphic2d_ViewMapping.ixx>
#include <Aspect_Units.hxx>
Graphic2d_ViewMapping::Graphic2d_ViewMapping ()
: myXCenter (0.), myYCenter (0.), mySize (1. METER),
myInitialXCenter(0.),myInitialYCenter(0),myInitialSize(1.) {
}
void Graphic2d_ViewMapping::SetViewMapping (const Quantity_Length aXCenter, const Quantity_Length aYCenter, const Quantity_Length aSize) {
myXCenter = aXCenter;
myYCenter = aYCenter;
mySize = aSize;
}
void Graphic2d_ViewMapping::SetCenter
(const Quantity_Length aXCenter, const Quantity_Length aYCenter) {
myXCenter = aXCenter;
myYCenter = aYCenter;
}
void Graphic2d_ViewMapping::SetSize (const Quantity_Length aSize) {
mySize = aSize;
}
void Graphic2d_ViewMapping::SetViewMappingDefault () {
myInitialXCenter = myXCenter;
myInitialYCenter = myYCenter;
myInitialSize = mySize;
}
void Graphic2d_ViewMapping::ViewMappingDefault (Quantity_Length& XCenter,
Quantity_Length& YCenter,
Quantity_Length& aSize) const {
XCenter = myInitialXCenter;
YCenter = myInitialYCenter;
aSize = myInitialSize;
}
void Graphic2d_ViewMapping::ViewMappingReset () {
myXCenter = myInitialXCenter;
myYCenter = myInitialYCenter;
mySize = myInitialSize;
}
void Graphic2d_ViewMapping::ViewMapping
(Quantity_Length& XCenter,
Quantity_Length& YCenter,
Quantity_Length& Size) const {
XCenter = myXCenter;
YCenter = myYCenter;
Size = mySize;
}
void Graphic2d_ViewMapping::Center
(Quantity_Length& XCenter,
Quantity_Length& YCenter) const {
XCenter = myXCenter;
YCenter = myYCenter;
}
Quantity_Factor Graphic2d_ViewMapping::Zoom () const {
return mySize/myInitialSize;
}
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